Fuels and Combustion Oxygen percentage (by weight) in atmospheric air is 29 21 23 19 29 21 23 19 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Blast furnace gas constitutes mainly of N₂ & CO N₂ & CH₄ CH₄ & CO₂ N₂ & H₂ N₂ & CO N₂ & CH₄ CH₄ & CO₂ N₂ & H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not a by-product recovered in a high temperature coal carbonisation plant? Napthalene Ethylene Benzol Pitch-cresosote mixture (PCM) Napthalene Ethylene Benzol Pitch-cresosote mixture (PCM) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ignition temperature of a fuel in air is __________ that in pure oxygen. Equal to More than Less than Either more or less; depends on the type of fuel Equal to More than Less than Either more or less; depends on the type of fuel ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For long flame and easy ignition, the coal used should have High ash High calorific value Low ash High volatile matter High ash High calorific value Low ash High volatile matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Blast furnace gas compared to coke oven gas has Lower theoretical flame temperature Narrower limit of inflammability Higher calorific value Lower ignition temperature Lower theoretical flame temperature Narrower limit of inflammability Higher calorific value Lower ignition temperature ANSWER DOWNLOAD EXAMIANS APP
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